Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb57e9174a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519eb486908e7Run #519eb57e9174aDiffDiff%
Number of Function Calls188 183 -5 -2.7%
Incl. Wall Time (microsec)110,429 106,091 -4,338 -3.9%
Incl. Wall Time (microsec) per call 587 580 -8 -1.3%
Excl. Wall Time (microsec)5,380 5,185 -195 -3.6%
Incl. CPU (microsecs)37,655 36,944 -711 -1.9%
Incl. CPU (microsecs) per call 200 202 2 0.8%
Excl. CPU (microsec)4,876 4,658 -218 -4.5%
Incl. MemUse (bytes)296,588 290,308 -6,280 -2.1%
Incl. MemUse (bytes) per call 1,578 1,586 9 0.6%
Excl. MemUse (bytes)-83,352 -81,016 2,336 2.8%
Incl. PeakMemUse (bytes)188,188 189,248 1,060 0.6%
Incl. PeakMemUse (bytes) per call 1,001 1,034 33 3.3%
Excl. PeakMemUse (bytes)28,380 29,140 760 2.7%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::query [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::query-5 -20.0% -4,338 -247.0% -711 -37.0% -6,280 -2.7% 1,060 0.7%
Exclusive Metrics Diff for Current Function-195 -4.5% -218 -30.7% 2,336 37.2% 760 71.7%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple-5 -100.0% -4,790 -110.4% -967 -136.0% -6,328 -100.8% -5,692 -537.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% -639 -14.7% 3 0.4% 48 0.8% 6,048 570.6%
Drupal\Core\Database\Query\Select::execute0 0.0% 491 11.3% 57 8.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 427 9.8% 59 8.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% 292 6.7% 139 19.5% 0 0.0% 756 71.3%
db_query0 0.0% -61 -1.4% 10 1.4% 0 0.0% -52 -4.9%
Drupal\Core\Path\AliasManager::lookupPathSource0 0.0% -59 -1.4% -13 -1.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% 1 0.0% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 0 0.0% 2 0.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute-5 -25.0% -3,673 -84.7% -22 -3.1% -2,700 -43.0% -380 -35.8%
Drupal\Core\Database\Connection::expandArguments-5 -25.0% -249 -5.7% -246 -34.6% -20 -0.3% 288 27.2%
Drupal\Core\Database\Connection::prepareQuery-5 -25.0% -171 -3.9% -191 -26.9% -3,580 -57.0% -64 -6.0%
Drupal\Core\Database\Connection::defaultOptions-5 -25.0% -50 -1.2% -34 -4.8% -2,316 -36.9% 456 43.0%